20340882

素因数分解:

$2^1\times 3^4\times {\mathrm{241}}^1\times {\mathrm{521}}^1$

素因数の和:776

約数の個数: 40

約数和(自身を含む): 45855612

約数和(自身を除く): 25514730

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 241, 482, 521, 723, 1042, 1446, 1563, 2169, 3126, 4338, 4689, 6507, 9378, 13014, 14067, 19521, 28134, 39042, 42201, 84402, 125561, 251122, 376683, 753366, 1130049, 2260098, 3390147, 6780294, 10170441, 20340882]

約数ペア:

[(1, 20340882), (2, 10170441), (3, 6780294), (6, 3390147), (9, 2260098), (18, 1130049), (27, 753366), (54, 376683), (81, 251122), (162, 125561), (241, 84402), (482, 42201), (521, 39042), (723, 28134), (1042, 19521), (1446, 14067), (1563, 13014), (2169, 9378), (3126, 6507), (4338, 4689)]